Danny_Boy
Given that ABCD is a rhombus, what is the value of x?



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Danny_Boy
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A. 19.5
B. 45
C. 30
D. 56
E. 18.6
F. Cannot be determined

Danny_Boy
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iluvreading
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first off do you kno the formula of a rhobus?

Danny_Boy
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would it be like this x + 4x 3 = 90 :/

iforgot
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do you know the properties for a
rhombus

Mertsj
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yes. @Danny_Boy

Danny_Boy
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then combine like terms :/ right

Mertsj
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yes

Danny_Boy
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after i combined like terms i divided and got x = 31 :/

Mertsj
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What is x + 4x?

Danny_Boy
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i did some thing wrong :/

Danny_Boy
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5 ooooooppps :/ :[

Danny_Boy
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so my answer is 30 :/

Mertsj
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dw:1366421326299:dw

Danny_Boy
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right i got that too hehehe

Mertsj
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Excellent.

Danny_Boy
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the same thing would apply in this right :/

Danny_Boy
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Danny_Boy
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x + x 10 = 90 :/ right

Mertsj
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Yes. The diagonals of a rhombus are perpendicular.

Mertsj
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So the other two angles of the triangle must be equal to 90

Danny_Boy
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right i got 50 :/

Mertsj
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Very good.

Danny_Boy
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thank you :)

Mertsj
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yw

Danny_Boy
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that aplies to all of that type of problems

Mertsj
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Yes. If you have a rhombus. If you have a parallelogram that is not a rhomus then...no.

Mertsj
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*rhombus

Danny_Boy
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ohh ok thank you :) heheheh i feel proud of my self hahahahahahahah :D

Mertsj
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And well you should. Good job.

Danny_Boy
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that was random :P

Mertsj
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What was random?

Danny_Boy
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thet i feel proud of my self hahahahah too funny :P

Mertsj
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Well work hard and there will be more and more instances of that.

Danny_Boy
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hahah